4 citations
,
July 2023 in “Pharmaceutics (Basel)” This study reviews various skin models and methodologies used to assess the follicular penetration of nanoparticle-based drugs, highlighting inconsistencies that complicate comparisons and aims to establish more uniform protocols for clearer study outcomes.
This comprehensive review analyzes androgenetic alopecia treatments, discussing the mechanisms, costs, efficacy, and safety of FDA-approved drugs like minoxidil and finasteride, as well as newer non-FDA-approved options that have shown effectiveness across various studies.
March 2023 in “Anais Brasileiros De Dermatologia” This article reviews treatment options for female-pattern hair loss, noting the limited evidence for most therapies and emphasizing that topical minoxidil remains the only well-supported option despite a significant non-response rate.
4 citations
,
March 2023 in “Current Oncology” This study reviews current methods and emerging approaches to prevent and treat chemotherapy-induced hair loss, reporting that evidence-based research is needed to validate effective strategies, which could enhance cancer patients’ quality of life and treatment compliance.
1 citations
,
March 2023 in “Frontiers in Medicine” This meta-analysis found that topical prostaglandin analogs could significantly improve hair length and density in patients with hair loss, compared to placebo, without notable safety differences.
March 2023 in “Clinical, Cosmetic and Investigational Dermatology” This study concluded that both oral and topical spironolactone effectively treat androgenetic alopecia, with topical administration being safer and suitable for any gender, especially when combined with minoxidil.
37 citations
,
August 2022 in “Frontiers in pharmacology” This study found that oral JAK inhibitors are effective and generally well-tolerated for treating alopecia areata, but high recurrence rates after stopping treatment suggest the need for continuous use.
1 citations
,
August 2022 in “Journal of Dermatological Treatment” In this study, the authors reported that oral dutasteride at 0.5 mg/day showed a probable greater efficacy in treating male androgenetic alopecia compared to finasteride and minoxidil, but it may cause sexual dysfunction and neuropsychiatric side effects.
15 citations
,
July 2022 in “Nano Research” This study suggests that using cholesterol-free liposomes, specifically PPD-Lip, as a delivery system with dutasteride may enhance the treatment of androgenetic alopecia by promoting hair regrowth in mice models.
4 citations
,
July 2022 in “Clinical and Experimental Dermatology” This review examines the efficacy and safety of using minoxidil at concentrations greater than 5% for androgenetic alopecia but reports no new clinical results, emphasizing a need for further research.
31 citations
,
July 2022 in “Advanced healthcare materials/Advanced Healthcare Materials” In this study, researchers developed a drug-free microneedle patch using chitosan lactate and stem cell-derived exosomes that significantly promotes hair regeneration in animal tests compared to minoxidil, highlighting its potential as a simple and efficient hair loss treatment.
14 citations
,
May 2022 in “Asian Journal of Pharmaceutical Sciences” This review article highlights how hair follicle-targeting drug delivery systems enhance therapeutic outcomes and reduce side effects for treating conditions like androgenetic alopecia and acne vulgaris. The authors discuss current formulations and evaluate their performance in both preclinical and clinical settings.
148 citations
,
March 2022 in “The New England Journal of Medicine” In two phase 3 trials, this study found that oral baricitinib significantly improved hair regrowth compared to placebo in adults with severe alopecia areata after 36 weeks, though longer trials are needed to ascertain its long-term efficacy and safety.
2 citations
,
March 2022 in “Dermatologic Therapy” This study found that using topical latanoprost 0.005% solution significantly increased hair density and regrowth in patients with scalp alopecia areata over 12 weeks, although it did not significantly reduce hair loss area compared to the placebo.
5 citations
,
March 2022 in “Frontiers in Cell and Developmental Biology” This study found that exosomes derived from bovine colostrum promoted hair growth in mice by activating the Wnt/β-catenin pathway, with effects similar to minoxidil but without adverse effects.
25 citations
,
March 2022 in “International journal of biological macromolecules” This study found that exosomal miR-181a-5p promotes hair follicle growth and development in vitro by activating the Wnt/β-catenin signaling pathway and suppressing hair follicle stem cell apoptosis.
5 citations
,
February 2022 in “Acta Biomaterialia” This review highlights the potential of nanotechnology-based formulations in hair care and treatment, emphasizing how these innovative materials can enhance the stability, efficacy, and safety of active compounds while addressing the limitations of conventional formulations.
50 citations
,
February 2022 in “Nanomaterials” This review discusses the mechanisms involved in wound healing and explores the potential of nanomaterials as a promising approach to managing chronic wounds, but reports no new clinical findings.
7 citations
,
February 2022 in “International Journal of Pharmaceutics” In a mouse model of androgenetic alopecia, this study found that a safflower oil body nanoparticle loaded with human fibroblast growth factor 10 significantly improved hair regeneration and reduced associated microinflammation without significant toxicity.
1 citations
,
February 2022 in “Lasers in Medical Science” In this real-world study, low-level laser helmet therapy for androgenetic alopecia showed that male patients with specific scalp conditions may have better results after more than 180 uses or a year of treatment.
4 citations
,
January 2022 in “Life” This review examines current and potential tissue engineering strategies for hair follicle regeneration in androgenetic alopecia but does not provide new clinical results, highlighting the need for further research and development.
12 citations
,
January 2022 in “Cells” This study found that early passage dermal papilla cell-derived extracellular vesicles, combined with specialized medium, helped adipose-derived stem cells develop dermal papilla-like properties.
9 citations
,
November 2021 in “Current Opinion in Genetics & Development” This review discusses recent advancements in Wound Induced Hair Neogenesis in mice, emphasizing the potential of neogenic hair regeneration to enhance understanding of adult mammalian regeneration, but reports no new experimental results.
2 citations
,
October 2021 in “Experimental Cell Research” This study found that injectable platelet-rich fibrin (i-PRF) enhances hair follicle regeneration in vitro by promoting human dermal papilla cell proliferation, migration, and trichogenic inductivity, with varying effects depending on concentration.
8 citations
,
October 2021 in “Experimental cell research” This study found that macrophage-engineered extracellular vesicle mimetics may promote hair regrowth, presenting a potential alternative to extracellular vesicles for overcoming clinical production challenges.
11 citations
,
October 2021 in “Frontiers in Cell and Developmental Biology” This review summarizes the role of non-coding RNAs in hair follicle regeneration and highlights potential therapeutic strategies, though it reports no new experimental results.
11 citations
,
October 2021 in “Journal of The European Academy of Dermatology and Venereology” This study found that topical finasteride significantly increased hair count in men with androgenetic alopecia compared to placebo while maintaining similar efficacy to oral finasteride but with lower systemic exposure and a reduced impact on serum DHT levels, potentially minimizing sexual side effects.
38 citations
,
July 2021 in “ACS Nano” This study found that a ceria nanozyme-integrated microneedles patch accelerated hair regeneration in an androgenetic alopecia mouse model more effectively than minoxidil, with reduced application frequency and minimal skin damage.
19 citations
,
June 2021 in “Tissue Engineering and Regenerative Medicine” This study found that adipose-derived stem cell exosomes promoted hair follicle regeneration in mice, resulting in a higher number of regenerated hairs and follicles compared to the control group.
11 citations
,
May 2021 in “Dermatologic clinics” This review discusses platelet-rich plasma and cell-based therapies for hair loss, noting promising results but emphasizing the need for standardization and robust trials to confirm their efficacy.
30 citations
,
April 2021 in “Journal of The American Academy of Dermatology” This review explains the evolution and current techniques of follicular unit transplantation for hair restoration, identifying conditions suitable for surgery and offering guidelines for dermatologists to assess candidate suitability, focusing on male and female pattern hair loss.
15 citations
,
March 2021 in “Journal of Nanobiotechnology” This study developed a nanoscale biomimetic matrix that effectively and stably expands human hair follicle stem cells, offering a new tool for hair follicle reconstruction research.
42 citations
,
February 2021 in “Signal Transduction and Targeted Therapy” This review discusses potential cell sources and bioengineering strategies for regenerating hair follicles with functional cycling, reporting no new results.
24 citations
,
February 2021 in “Polymers” This study found that urchin-like Ag–Au bimetallic and Ag nanoparticle-decorated PAN mats showed significant antibacterial effects and potential for wound healing in in vitro and in vivo animal models.
29 citations
,
January 2021 in “Journal of nanobiotechnology” In this study, exosome-mimetic nanovesicles derived from neural progenitor cells promoted hair follicle regeneration in mice by activating the Wnt/β-catenin signaling pathway.
15 citations
,
January 2021 in “Journal of Materials Chemistry B” In this study, shear-thinning silk nanofiber hydrogels were found to enhance retention of mesenchymal stem cells and accelerate wound healing in rat models.
26 citations
,
December 2020 in “Photodermatology Photoimmunology & Photomedicine” This review discusses photobiomodulation as a potential treatment for hair loss, highlighting its safety and possible effectiveness but noting cost, protocol standardization, and expectation management as limitations; it reports no new clinical results.
87 citations
,
December 2020 in “Journal of Materials Chemistry B” This study found that a nanofiber wound dressing made of CQD/Si NP/SF significantly inhibits bacterial growth and accelerates skin wound healing and hair follicle regeneration in animal models.
18 citations
,
December 2020 in “Frontiers in cell and developmental biology” This study found that extracellular vesicles from low-passage dermal papilla cells may activate hair growth by delivering miR-140-5p, which downregulates BMP2 signaling, suggesting potential therapeutic targets for alopecia.
21 citations
,
November 2020 in “European Journal of Pharmaceutics and Biopharmaceutics” This study found that low massage frequencies like 4.2 Hz enhance nanoparticle penetration into hair follicles more effectively than higher frequencies, indicating potential applications in therapeutic and cosmetic delivery.
32 citations
,
November 2020 in “Nanomaterials” This study found that excipients significantly influence the effectiveness of curcumin nanocrystals in dermal applications, enhancing or hindering hair follicle targeting and passive diffusion based on their selection.
28 citations
,
November 2020 in “Journal of Controlled Release” In this study, microneedles combined with finasteride nanostructured lipid carriers (FIN-NLC-MNs) were found to enhance skin penetration and specifically target hair follicles, promoting hair growth and gene regulation in androgenetic alopecia.
30 citations
,
November 2020 in “Journal of Advanced Research” This study found that conditioned medium from keratinocytes improved the hair-inductive properties of cultured dermal papilla cells, suggesting potential for enhancing hair follicle regeneration.
8 citations
,
October 2020 in “Pharmaceutics” This study explored using a chitosan oligomer coating for topical delivery of dutasteride-loaded nanostructured lipid carriers, aiming to reduce systemic exposure and cytotoxicity.
60 citations
,
October 2020 in “Journal of Controlled Release” This study found that curcumin nanocrystals efficiently penetrated hair follicles down to the lower infundibulum in an ex-vivo pig ear model, regardless of the gel vehicle used, though passive dermal penetration varied with the vehicle’s skin hydrating properties.
24 citations
,
September 2020 in “Dermatology and therapy” This study found that low-dose oral minoxidil 5 mg daily significantly increased hair growth in men with androgenetic alopecia over 24 weeks, with increased hair count and vertex area improvement, though most experienced hypertrichosis and some had pedal edema.
12 citations
,
August 2020 in “Frontiers in Genetics” This study suggests that the long noncoding RNA H19 helps dermal papilla cells maintain their hair follicle-inducing ability by activating the Wnt signaling pathway, potentially offering a therapeutic target for androgenetic alopecia.
130 citations
,
August 2020 in “Drug Design Development and Therapy” This review discusses various nanoparticles used to enhance skin permeation and target delivery to skin organelles, but reports no new experimental results.
65 citations
,
July 2020 in “Science Advances” Dermal exosomes with miR-218-5p boost hair growth by controlling β-catenin signaling.
20 citations
,
July 2020 in “Expert Opinion on Biological Therapy” This study found that combining micro-needling, low-level laser therapy, and autologous non-activated platelet-rich plasma increased hair density in patients with androgenic alopecia over the treatment period.
26 citations
,
June 2020 in “Polymers” This study reported that a magneto-responsive transdermal microneedle system delivered Minoxidil effectively and significantly increased hair density by 800% in mice with androgenetic alopecia after 10 days.
13 citations
,
June 2020 in “Journal of Dermatological Treatment” This review discusses the pharmacology and safety of topical finasteride for treating androgenetic alopecia and female pattern hair loss, noting positive results but reporting no new clinical findings.
19 citations
,
June 2020 in “International Journal of Dermatology” In this systematic review, oral minoxidil was found to be a safe and effective treatment for androgenetic alopecia and alopecia areata, with additional benefits for female pattern hair loss and other types of alopecia, although common side effects included hypertrichosis and postural hypotension.
32 citations
,
May 2020 in “European Journal of Pharmacology” This review discusses the potential of stem cell-based therapies, particularly involving stem cell-derived conditioned medium and exosomes, for hair regeneration in nonscarring alopecia, but it reports no new clinical outcomes.
63 citations
,
May 2020 in “Advanced Healthcare Materials” In animal models, this study reported that a wound dressing combining quaternized chitin and silk fibroin significantly enhanced vascular reconstruction and hair follicle regeneration, approaching normal tissue levels.
110 citations
,
April 2020 in “Advances in Wound Care” This review discusses recent advancements in nanotechnology-based treatments for chronic wound healing in diabetic models, noting that despite promising results, these innovations have yet to translate into widely available commercial products.
12 citations
,
April 2020 in “Facial Plastic Surgery Clinics of North America” This article discusses potential complications in hair restoration surgery and emphasizes the importance of thorough planning and patient participation in reducing risks, but reports no new clinical findings.
51 citations
,
April 2020 in “Cells” This study found that macrophage extracellular vesicles enriched with Wnt proteins significantly promoted hair follicle growth in mice and increased hair shaft size in human hair follicles, suggesting potential clinical use for treating hair loss.
22 citations
,
March 2020 in “Cosmetics” This review discusses the potential of nanotechnology-based formulations for delivering topical minoxidil to improve hair loss treatment outcomes and reports no new clinical results, urging further research into their benefits and safety considerations.
26 citations
,
February 2020 in “International Journal of Biological Macromolecules” This study demonstrates that massage significantly enhances the follicular targeting of dutasteride-loaded nanocapsules, increasing drug accumulation in hair follicles by up to 5 times.
15 citations
,
January 2020 in “ACS Applied Materials & Interfaces” This study reported that a novel chitosan/polyvinyl alcohol nanofiber sponge effectively enhances the hair follicle-inducing ability of dermal papilla multicellular spheroids in a mouse model.
52 citations
,
January 2020 in “Scientific Reports” This study found that nanostructured lipid carriers with clobetasol propionate significantly enhance follicular drug delivery compared to commercial cream, and manual massage further doubles follicular retention.
58 citations
,
January 2020 in “International Journal of Molecular Sciences” This review evaluates various kits for isolating platelet-rich plasma using established processing standards and finds they enable compliance with consensus quality criteria; ongoing research is needed to refine these procedures for improved consistency and safety.
10 citations
,
January 2020 in “Journal of Materials Chemistry B” This study developed a biodegradable nanofibrous biofilm that attracts skin-related cells and accelerates blood vessel formation, potentially improving skin wound healing.
46 citations
,
January 2020 in “Theranostics” This study demonstrated that OSA hydrogels enhanced the stability and retention of dermal papilla-derived extracellular vesicles, which significantly improved hair regeneration in both cultured human hair and a mouse depilation model.
29 citations
,
December 2019 in “Stem Cells Translational Medicine” This review discusses the current challenges and strategies in hair follicle bioengineering for treating hair loss and reports no new clinical results; it highlights ongoing hurdles and future directions for developing functional hair regeneration therapies.
16 citations
,
December 2019 in “Journal of Cellular and Molecular Medicine” This study found that sonicated platelet-rich plasma was more effective than calcium chloride-induced platelet-rich plasma in activating hair follicle stem cells and promoting hair follicle regeneration in mice.
20 citations
,
November 2019 in “Stem Cells” This study found that deleting the Hes1 gene disrupts hair regeneration by delaying anagen initiation and shortening the anagen phase, suggesting it's crucial for maintaining hair cycle homeostasis.
24 citations
,
October 2019 in “Biomaterials Research” This study investigated the use of Minoxidil encapsulated in HA-PLGA nanoparticles for alopecia treatment and found that these nanoparticles efficiently delivered the drug to hair follicle cells without significant cytotoxicity, offering a potential transdermal delivery method for various diseases.
28 citations
,
October 2019 in “Seminars in Cell & Developmental Biology” This article discusses the advances in understanding wound-induced hair follicle neogenesis (WIHN) and highlights the roles of specific signaling pathways and cellular plasticity, noting no clinical results but suggesting potential areas for further research.
8 citations
,
October 2019 in “Dermatologic Therapy” This source explores the potential use of oral bicalutamide for treating female pattern hair loss, but specific results or outcomes from the study are not reported in the abstract.
25 citations
,
October 2019 in “JAAD Case Reports” This article discusses the role of interleukin-15 and Janus kinase inhibitors in alopecia areata based on a murine model and reports no new experimental results.
33 citations
,
September 2019 in “Dermatologic Surgery” This study found that intradermal administration of adipose-derived stem cell–conditioned medium significantly increased hair density and dermal thickness, suggesting potential regenerative effects on both hair follicles and the interfollicular scalp in patients with alopecia.
34 citations
,
September 2019 in “Clinical, Cosmetic and Investigational Dermatology” This review covers the use of photobiomodulation devices for hair regrowth in various types of alopecia and reports no new clinical results.
19 citations
,
August 2019 in “Expert Opinion on Therapeutic Targets” This review discusses emerging targets for developing drugs to treat hair loss and reports no new clinical results; the authors emphasize the potential for therapies that regenerate hair follicles.
7 citations
,
July 2019 in “International Journal of Molecular Sciences” This study found that PGA-4HGF nanoparticles enhanced hair growth in mice more effectively than 4HGF alone by increasing anagen phase duration and dermal papilla cell proliferation.
47 citations
,
June 2019 in “Nature Communications” This study found that self-noncoding dsRNA activates TLR3 to stimulate intrinsic retinoic acid synthesis, promoting new hair follicle formation in wounded mice and showing similar gene expression changes in humans treated with rejuvenation lasers.
37 citations
,
June 2019 in “Stem cells” This study found that extracellular vesicles from stimulated human dermal fibroblasts enhanced hair follicle growth ex vivo by activating dermal papilla cells and involving the Norrin and β-catenin pathways.
17 citations
,
June 2019 in “BMC genomics” This study cataloged several long non-coding RNAs and microRNAs in cashmere goat dermal papilla cells, suggesting these non-coding RNAs may play a role in hair follicle stem cell activation and hair growth.
26 citations
,
June 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” This review explores regenerative medicine approaches for vitiligo and alopecia areata, focusing on pathways for repopulating melanocytes and regrowing hair follicles, and summarizes potential treatments without reporting new clinical results.
136 citations
,
May 2019 in “Cells” This review discusses the advancements in intraoperative stem cell therapies and highlights their potential to improve hair regrowth, but it reports no new clinical results.
192 citations
,
April 2019 in “ACS nano” In a mouse model, this study demonstrated that a microneedle patch system using keratin and integrated with MSC-derived exosomes and UK5099 promoted hair regrowth more efficiently than traditional delivery methods.
58 citations
,
March 2019 in “Experimental Dermatology” This study suggests that exosomes derived from dermal papilla cells, especially those cultured in three dimensions, promote hair growth and regeneration by enhancing follicular cell activity.
20 citations
,
March 2019 in “Journal of The European Academy of Dermatology and Venereology” In this study, 5% minoxidil significantly improved outcomes for children and adults with patchy alopecia areata compared to placebo, with moderate quality evidence and no severe adverse events reported, though more research is needed to address remaining uncertainties.
18 citations
,
February 2019 in “Scientific Reports” This study found that TSA restored the hair-inductive capacity of skin-derived precursors in mice by enhancing BMP gene expression and signaling through histone acetylation.
32 citations
,
January 2019 in “American Journal of Clinical Dermatology” This review discusses the use of topical minoxidil for various types of alopecia and reports mixed evidence on its efficacy, with stronger support noted for conditions like eyebrow hypotrichosis and chemotherapy-induced alopecia.
76 citations
,
January 2019 in “Nanoscale” Created material boosts hair growth and kills bacteria for wound healing.
30 citations
,
December 2018 in “International Journal of Biological Macromolecules” This study found that chitosan and surface-deacetylated chitin nanofibrils promoted hair growth in mice and increased fibroblast growth factor-7 production in human follicle dermal papilla cells.
184 citations
,
December 2018 in “Nature Communications” This study demonstrated that enhancing human skin constructs with hair follicles through engineered cell organization and vascularization improved hair growth in immunodeficient mice, suggesting potential advances for treating alopecia and chronic wounds.
145 citations
,
November 2018 in “Nature Communications” This study found that activating the Sonic hedgehog pathway in scarring wounds can remodel the dermis to promote hair follicle regeneration, highlighting a potential new approach to enhance healing.
22 citations
,
October 2018 in “Aesthetic Plastic Surgery” This review discusses the latest understanding of androgenetic alopecia, including stem cell niches in hair follicles, and highlights emerging treatments like growth factors and platelet-rich plasma without new clinical findings.
45 citations
,
September 2018 in “International Journal of Women's Dermatology” This review discusses the use of platelet-rich plasma as a treatment for androgenetic alopecia and highlights the need for standardized protocols, reporting no new clinical results.
12 citations
,
September 2018 in “Journal of Drug Delivery Science and Technology” This study found that a new hydrogel formulation of basic fibroblast growth factor showed promise in promoting hair regrowth and reducing inflammation in testosterone-treated mice.
27 citations
,
September 2018 in “Nanomedicine: Nanotechnology, Biology and Medicine” This review discusses recent advances in hair regeneration therapies, highlighting the potential of nanotechnology and pluripotent stem cells, and reports no new results, emphasizing the need for further research.
26 citations
,
September 2018 in “Colloids and Surfaces B: Biointerfaces” This study reported that a novel liposomal formulation, SP-bFGF-SF-LIP, enhanced bFGF stability and skin permeability, significantly improving hair follicle recovery and wound healing in a mouse model.
27 citations
,
August 2018 in “Therapeutic Delivery” In this study, researchers reviewed recent advances in using nanoencapsulation technology to improve the pharmacological treatment of alopecia, suggesting its potential to enhance drug delivery and reduce adverse effects compared to conventional methods.
87 citations
,
April 2018 in “Biochemical and Biophysical Research Communications” In this study, dermal papilla cell-derived exosomes accelerated hair follicle growth in mice, suggesting potential for treating hair loss by modulating key signaling pathways.
57 citations
,
March 2018 in “International Journal of Molecular Sciences” This review highlights recent advances in understanding how the extracellular matrix regulates epidermal stem cell fate, emphasizing the importance of the hair follicle stem cell niche, but reports no new empirical findings.
68 citations
,
March 2018 in “Biomaterials” This study found that fibronectin nanofiber dressings, made using rotary jet spinning, accelerated wound healing and improved tissue restoration in a full-thickness wound mouse model.
41 citations
,
December 2017 in “Lasers in Medical Science” This study found that low-level laser therapy may significantly improve androgenic alopecia in both men and women, either alone or alongside treatments like minoxidil and finasteride.
30 citations
,
December 2017 in “Advanced Healthcare Materials” This study reports that using nanogel and layer-by-layer self-assembly to encapsulate single dermal papilla cells can form cell spheroids that regenerate hair follicles successfully in a hair follicle regeneration model.
113 citations
,
November 2017 in “Scientific Reports” This study found that treatment with mesenchymal stem cell extracellular vesicles enhanced hair growth in mice and stimulated dermal papilla cell activity and growth factor production in vitro.
31 citations
,
October 2017 in “Dermatologic Surgery” This review examines controversies in hair transplant surgery, including donor harvesting techniques and the roles of platelet-rich plasma and low-level light therapy, and reports no new clinical results.
53 citations
,
June 2017 in “Skin appendage disorders” This review suggests that platelet-rich plasma may be effective in increasing hair density in patients with androgenetic alopecia, but more research is needed to determine the best treatment protocol.
56 citations
,
May 2017 in “Nature Cell Biology” Hair can regrow after certain stem cells are lost because other stem cells can take over their role.
32 citations
,
April 2017 in “Scientific Reports” This study found that 5% activated platelet-rich plasma significantly improved cell proliferation and hair-inductive ability of dermal papilla cells in vitro, and promoted hair follicle formation in mice.
178 citations
,
April 2017 in “Journal of The American Academy of Dermatology” This systematic review and meta-analysis found that minoxidil, finasteride, and low-level laser light therapy significantly improve hair growth in men with androgenetic alopecia, while minoxidil is also effective for women, compared to placebo.
27 citations
,
March 2017 in “Current Clinical Pharmacology” In this review, the authors discuss the pharmacology of dutasteride and compare its efficacy to finasteride for treating androgenetic alopecia, highlighting dutasteride's effectiveness demonstrated in several clinical trials.
48 citations
,
January 2017 in “Skin Pharmacology and Physiology” This study found that polymeric nanoparticles may effectively deliver finasteride topically to hair follicles, potentially improving alopecia treatment with fewer side effects than oral forms.
32 citations
,
September 2016 in “Dermatologic Surgery” This review discusses the current evidence and highlights gaps in research needed for the wider acceptance of low-level laser therapy as a treatment for hair loss; no new clinical results are provided.
44 citations
,
July 2016 in “Stem Cells Translational Medicine” This study demonstrated that cultured epidermal stem cells and skin-derived precursors can regenerate functional hair follicles and sebaceous glands in both mice and adult humans, suggesting potential for bioengineered skin substitutes.
38 citations
,
June 2016 in “Nanomedicine: Nanotechnology, Biology and Medicine” In this study, the RADA-PRG hydrogel enhanced SKP proliferation, survival, and gene expression, effectively supporting hair follicle regeneration in mice.
61 citations
,
May 2016 in “Scientific reports” This study found that IMT-P8, a novel cell-penetrating peptide, effectively facilitated the dermal delivery of proteins and peptides in mouse skin and cell lines, suggesting potential for topical applications in cosmetics and skin diseases.
32 citations
,
April 2016 in “Aaps Pharmscitech” This study found that nanostructured lipid carriers enhanced the skin penetration and retention of minoxidil compared to solid lipid nanoparticles, suggesting they could be a promising method for topical delivery.
77 citations
,
April 2016 in “Science Advances” Researchers created a fully functional, bioengineered skin system with hair from stem cells that successfully integrated when transplanted into mice.
32 citations
,
February 2016 in “Journal of Dermatology” This study found that in Japanese male patients with androgenetic alopecia, dutasteride 0.5 mg daily over 52 weeks was associated with improvements in hair growth and appearance, with reported adverse events mostly mild.
62 citations
,
February 2016 in “ACS Applied Materials & Interfaces” This study found that 3D microtissue models of dermal papilla cells can enhance the ability to induce hair-follicle neogenesis in vivo, offering potential for controlled cell production in follicle regeneration.
60 citations
,
December 2015 in “Lasers in Medical Science” This review concluded that FDA-cleared low-level laser therapy devices are safe and effective for patients with male and female pattern hair loss who do not respond to or tolerate standard treatments.
19 citations
,
December 2015 in “Journal of Materials Chemistry B” This study found that using layer-by-layer encapsulation techniques on dermal papilla cells can support their function and may help treat hair loss when used in conjunction with freshly isolated epidermal cells.
29 citations
,
November 2015 in “Acta Biomaterialia” This study found that water-filtered infrared A radiation can induce the release of a model drug from gold nanoparticle-doped particles in hair follicles in an ex vivo porcine skin model, suggesting feasibility for follicular drug delivery systems.
214 citations
,
September 2015 in “Stem Cells Translational Medicine” This study found that platelet-rich plasma injections significantly increased hair count and density in patients with male pattern hair loss without major side effects, suggesting it may be a safe and effective treatment option.
26 citations
,
September 2015 in “Journal of The American Academy of Dermatology” In this study, spironolactone was reported to stabilize or improve female pattern hair loss in 74.3% of treated women, especially those with signs of hyperandrogenism.
128 citations
,
August 2015 in “Cell Stem Cell” The researchers reported that dsRNA from damaged skin activates TLR3, promoting hair follicle regeneration, while TLR3-deficient animals fail to initiate this process, suggesting potential therapeutic approaches for hair neogenesis.
32 citations
,
May 2015 in “Journal of Investigative Dermatology” This study found that collagen VI influences hair follicle growth and wound-induced regrowth by activating the Wnt/β-catenin signaling pathway in mice, suggesting potential therapeutic targets for hair loss.
17 citations
,
May 2015 in “Nanomedicine: Nanotechnology, Biology and Medicine” This study found that lipid nanocarriers called squarticles, conjugated with an antibody, enhanced minoxidil uptake in dermal papilla cells, potentially improving alopecia treatments.
46 citations
,
March 2015 in “Regeneration” This review revisits the mechanisms of wound induced hair follicle neogenesis in mice and concludes that the process involves canonical WNT signaling activated by Fgf9 from γδ T cells, but more research is needed to fully understand its cellular bases.
17 citations
,
February 2015 in “International Journal of Molecular Sciences” This study found that keratinocyte stem/progenitor cell-conditioned medium significantly enhanced hair growth in mice and increased the proliferation of human hair follicle cells.
70 citations
,
February 2015 in “Expert Opinion on Drug Discovery” This review discusses current knowledge on the biological mechanisms of different types of alopecia but reports no new clinical findings; the authors highlight future research directions, especially regarding epidermal stem cells and immune pathways.
19 citations
,
January 2015 in “International Journal of Cosmetic Science” This study reports that optimized PLA nanoparticles can effectively target hair follicles to deliver both lipophilic and hydrophilic compounds, suggesting potential applications in hair cosmetics and treatments.
83 citations
,
January 2015 in “World Journal of Stem Cells” This review discusses current experimental approaches for regenerating human hair follicles using tissue engineering and isolated cells, but reports no successful strategies with adult cells yet found.
47 citations
,
July 2014 in “European Journal of Pharmaceutics and Biopharmaceutics” This study concluded that polymeric nanoparticles effectively targeted hair follicles for drug delivery, but the organogel formulation did not enhance their penetration into the hair shaft.
61 citations
,
June 2014 in “Scientific Reports” This study found that overexpression of Wnt1a in bone marrow mesenchymal stem cells enhanced mouse hair follicle regeneration and promoted hair cycling.
36 citations
,
June 2014 in “International Journal of Dermatology” This study suggests that dutasteride may be a viable alternative for Korean men with androgenetic alopecia who do not respond to finasteride, as it improved hair density and thickness in most participants.
75 citations
,
March 2014 in “Journal of Investigative Dermatology” This study found that aging mice experience slower and more fragmented hair cycle waves, but transplanting aged skin to a young host can partially restore hair cycling, implicating extracellular factors.
26 citations
,
March 2014 in “International journal of pharmaceutics” This study confirmed that the novel solid lipid microparticle formulation of adapalene demonstrated follicular penetration potential and targeted particle erosion in sebum in in vitro tests.
99 citations
,
January 2014 in “Nature communications” In this study, researchers developed a method to differentiate human iPSCs into cells that can generate all lineages of hair follicles, potentially aiding treatments for hair loss and skin disorders.
147 citations
,
January 2014 in “American Journal of Clinical Dermatology” This study found that low-level laser treatment with the HairMax Lasercomb significantly increased terminal hair density in both men and women with pattern hair loss, with no serious adverse events reported.
1235 citations
,
December 2013 in “Nature” This study found that skin fibroblasts in mice arise from two distinct lineages which contribute differently to dermal structure and repair, impacting hair follicle formation during wound healing.
256 citations
,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that altering cell culture conditions to form three-dimensional papilla spheroids can restore the ability of human dermal papilla cells to induce hair growth in adult skin.
63 citations
,
October 2013 in “Dermatologic Surgery” In this study using a mouse model, the researchers found that platelet-rich plasma significantly increased the number of newly formed hair follicles and decreased the time for hair formation compared to no treatment.
165 citations
,
August 2013 in “Lasers in Surgery and Medicine” This review discusses the potential mechanisms and evidence supporting low-level laser therapy for stimulating hair growth in men and women, while noting its safety and effectiveness but needing further study on specific parameters.
40 citations
,
June 2013 in “Molecular Pharmaceutics” This study demonstrates that transfected epidermal stem cells using a novel 3D transfection system significantly enhanced wound healing and may serve as an effective therapeutic agent and gene delivery method for wound treatment.
237 citations
,
June 2013 in “Nature Medicine” This study found that fibroblast growth factor 9, initially secreted by γδ T cells, plays a key role in modulating hair follicle regeneration in mice after skin wounds.
205 citations
,
April 2013 in “British Journal of Dermatology” In this study, platelet-rich plasma significantly increased hair regrowth and reduced symptoms of alopecia areata compared to triamcinolone acetonide or placebo, with no observed side effects.
122 citations
,
March 2013 in “Expert opinion on drug delivery” This review summarizes drug delivery strategies to hair follicles, highlighting physicochemical factors affecting penetration and the use of stimuli-responsive particulate carriers, but reports no new clinical findings.
32 citations
,
November 2012 in “Aesthetic Surgery Journal” This article reviews advancements in hair restoration, highlighting improvements in surgical techniques and patient satisfaction, but reports no new clinical results.
5 citations
,
September 2012 in “Springer eBooks” Nanoparticles can be used to deliver drugs to hair follicles, potentially improving treatments for conditions like acne and alopecia, and could also be used for vaccine delivery and gene therapy.
305 citations
,
June 2012 in “Nature” This study reports that hair regeneration in live mice involves spatially regulated stem cell divisions and requires mesenchymal interactions, observed in real-time using a novel non-invasive imaging method.
270 citations
,
March 2012 in “Dermatologic Surgery” This study found that autologous platelet-rich plasma increased hair growth potential by enhancing dermal papilla cell proliferation and stimulating key signaling pathways in both cell cultures and mice models.
41 citations
,
October 2011 in “Journal of Dermatology” This study observed that long-term use of finasteride in Japanese men with androgenetic alopecia was associated with progressive hair regrowth in 87.1% of participants without significant safety concerns.
81 citations
,
August 2011 in “Journal of The American Academy of Dermatology” In this study, latanoprost significantly increased hair density in young men with mild androgenetic alopecia after 24 weeks, suggesting it may stimulate hair follicle activity and treat hair loss.
30 citations
,
March 2011 in “Australasian Journal of Dermatology” This case report found that a woman's hair loss, which progressed while using spironolactone and topical minoxidil, reversed after switching to flutamide therapy.
88 citations
,
February 2011 in “Journal of Dermatological Science” This study found that topical minoxidil modestly extended the anagen phase in mice by activating β-catenin activity in dermal papilla cells.
263 citations
,
February 2011 in “Journal of Controlled Release” This study found that medium-sized particles (643 and 646 nm) penetrated deeper into porcine hair follicles in vitro than smaller or larger particles, suggesting size-selective targeting within follicular sites.
142 citations
,
January 2010 in “Journal of dermatological science” This review covers follicle-targeting drug delivery systems, exploring their potential for improving localized and systemic therapies, and highlights the need for further research into follicle penetration mechanisms.
330 citations
,
December 2009 in “Cell stem cell” This study suggests that skin-derived precursors from Sox2(+) hair follicle dermal cells have the potential to function as dermal stem cells, supporting hair morphogenesis, dermal maintenance, and wound-healing.
81 citations
,
April 2009 in “Journal of Investigative Dermatology” This review discusses the shedding phase of the hair cycle, known as exogen, and reports no new findings while analyzing related processes like club fiber formation and release.
759 citations
,
February 2009 in “Current Biology” This review summarizes fundamental concepts and recent advancements in hair follicle biology, including insights from mouse models into broader molecular and cellular processes relevant to regeneration and development.
829 citations
,
May 2007 in “Nature” Hair follicles can regrow in wounded adult mouse skin using a process like embryo development.
136 citations
,
June 2006 in “Journal of Dermatological Science” This study found that injecting PDGF-AA and -BB into mouse skin immediately triggered the hair growth cycle's anagen phase, suggesting potential treatment options for certain types of alopecia.
60 citations
,
October 2005 in “Experimental Dermatology” This study found that high-dose oral zinc significantly influences hair growth in mice, showing both inhibition and promotion effects depending on the timing and duration of administration.
30 citations
,
October 2005 in “Journal of Investigative Dermatology Symposium Proceedings” This article reviews modern hair transplantation techniques, noting that while many innovations have improved natural-looking results and expanded candidate eligibility, some may have hidden drawbacks, and it reports no new results.
149 citations
,
March 2004 in “Journal of Dermatological Science” This study found that minoxidil stimulates hair follicle growth by promoting dermal papilla cell survival and activating ERK and Akt pathways, which leads to increased proliferation and reduced cell death.
405 citations
,
January 2004 in “Journal of Investigative Dermatology” This study found that hair follicle characteristics vary significantly across different body sites, with the forehead and calf showing the highest potential follicular reservoirs, challenging previous assumptions about skin appendage distribution.
146 citations
,
July 2003 in “Journal of the American Academy of Dermatology” In this study, clobetasol propionate 0.05% ointment was found to induce hair regrowth in 28.5% of patients with severe alopecia areata under occlusive conditions, though long-term benefit was limited to 17.8%.
174 citations
,
November 2002 in “Expert Reviews in Molecular Medicine” This review discusses the genetic factors contributing to androgenetic alopecia and highlights the potential for developing more effective therapies based on recent discoveries, but reports no new clinical results.
269 citations
,
August 2002 in “Journal of The American Academy of Dermatology” This study found that 5% topical minoxidil significantly increased hair regrowth and improved psychosocial perceptions of hair loss in men with androgenetic alopecia compared to 2% topical minoxidil and placebo over 48 weeks.
149 citations
,
June 2002 in “British Journal of Dermatology” Minoxidil works better for female hair loss, but cyproterone reduces scalp oiliness and causes menstrual issues.
116 citations
,
September 2001 in “Journal of The American Academy of Dermatology” This study suggests that miniaturization in pattern hair loss may occur abruptly and can be reversed with treatment, as supported by histologic evidence in finasteride-responsive patients.
192 citations
,
March 1998 in “British Journal of Dermatology” This study found that minoxidil significantly increases VEGF mRNA and protein expression in dermal papilla cells, suggesting a role in enhancing hair follicle vascularization in androgenetic alopecia.
33 citations
,
February 1990 in “Journal of the American Academy of Dermatology” Topical cyclosporine led to significant hair growth in some men with male pattern baldness.
34 citations
,
November 1987 in “Archives of Dermatology” This study found that oral minoxidil showed limited cosmetic effectiveness in treating severe alopecia areata, with only 18% of patients experiencing a noticeable response.
